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U3 glazing

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U3 - A toughened outer pane double glazing unit. Glass construction from outside to inside is 4H-Tg16Ar-4T. The outer pane is made with 4mm toughened glass and 16mm warm TGI spacer filled with inert argon gas. This glazing type produces a U-Value of 1.3W/m²K and has an acoustic rating of 32dB. Only available for FTP-V windows.U3 - A toughened outer pane double glazing unit. Glass construction from outside to inside is 4H-Tg16Ar-4T. The outer pane is made with 4mm toughened glass and 16mm warm TGI spacer filled with inert argon gas. This glazing type produces a U-Value of 1.3W/m²K and has an acoustic rating of 32dB. Only available for FTP-V windows.

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